Home / 937,639.31-1,294,150.40-570,038.33

Finding the Fourth Proportional to 937,639.31, 1,294,150.40 and 570,038.33

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Solution

The fourth proportional to 937,639.31, 1,294,150.40 and 570,038.33 is: 786,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,639.31 : 1,294,150.40 = 570,038.33 : x
  2. Step 2: Convert to fraction form
    937,639.31/1,294,150.40 = 570,038.33/x
  3. Step 3: Cross multiply
    937,639.31x = 1,294,150.40 × 570,038.33
  4. Step 4: Simplify right side
    937,639.31x = 737,715,332,784.83
  5. Step 5: Solve for x
    x = 737,715,332,784.83/937,639.31
  6. Step 6: Final answer
    x = 786,779.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.